High Potassium Frog Ringer (KFR) 500ml

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Sold as “High Potassium Frog Ringer (KFR) 500ml - 10x concentrate”

10x concentrate - mix with deionized or distilled water (autoclaved). Content: 500 ml. Potassium-enriched solution for recording from Xenopus laevis oocytes by two-electrode voltage clamp. Composition of final solution (in mM): NaCl 2mM KCl 90mM CaCl2 2mM MgCl2 1mM HEPES 5mM pH 7.2 For laboratory use only!